tset $PLAN9 if necessary - plan9port - [fork] Plan 9 from user space
  HTML git clone git://src.adamsgaard.dk/plan9port
   DIR Log
   DIR Files
   DIR Refs
   DIR README
   DIR LICENSE
       ---
   DIR commit e3ffbf3b84dc0f303b3c94dcddb776eeb7b8c58e
   DIR parent 0b14ce0e111fc2ab828ad7ca268336a9e4944369
  HTML Author: rsc <devnull@localhost>
       Date:   Thu, 19 May 2005 17:13:24 +0000
       
       set $PLAN9 if necessary
       
       Diffstat:
         M src/cmd/rc/exec.c                   |       3 +++
       
       1 file changed, 3 insertions(+), 0 deletions(-)
       ---
   DIR diff --git a/src/cmd/rc/exec.c b/src/cmd/rc/exec.c
       t@@ -110,6 +110,9 @@ main(int argc, char *argv[])
                code bootstrap[32];
                char num[12], *rcmain;
                int i;
       +        
       +        /* needed for rcmain later */
       +        setenv("PLAN9", unsharp("#9"), 1);
        
                argc=getflags(argc, argv, "srdiIlxepvVc:1m:1[command]", 1);
                if(argc==-1) usage("[file [arg ...]]");